Correct Answer: Option D

Explanation

∠SOR = 2 × 28° = 56° (angle at the centre is twice the angle at the circumference)
From ∆SOR
|OS| = |OR| (radii)
So, ∆SOR is isosceles.

∠ORS = \(\frac{180^0 -  56^0}{2} = \frac{124^0}{2}\)    ( base angles of isosceles triangle are equal)

∴ ∠ORS = 62°

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